ProGrip is the first company that offered the duo compound handgrip. These grips are made by two different density rubber materials. This is what riders are looking for: hard material in the inner part of the grip to fix better on the bar without any problem of slippery and soft material for reduction of all vibrations that the motorcycle can transmit. Comfort and technology for your hands. Firm on the inside, gel on the outside. Fifth generation bi-component grip. Ergonomic design to save your hands. Length: 122 mm / Internal diameter: 22 - 25 mm. Sold as a pair.